/*
*  Copyright 2019-2020 Zheng Jie
*
*  Licensed under the Apache License, Version 2.0 (the "License");
*  you may not use this file except in compliance with the License.
*  You may obtain a copy of the License at
*
*  http://www.apache.org/licenses/LICENSE-2.0
*
*  Unless required by applicable law or agreed to in writing, software
*  distributed under the License is distributed on an "AS IS" BASIS,
*  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*  See the License for the specific language governing permissions and
*  limitations under the License.
*/
package me.zhengjie.business.service.impl;

import me.zhengjie.business.domain.Order;
import me.zhengjie.business.domain.Pj;
import me.zhengjie.business.repository.OrderRepository;
import me.zhengjie.business.service.OrderService;
import me.zhengjie.utils.ValidationUtil;
import me.zhengjie.utils.FileUtil;
import lombok.RequiredArgsConstructor;
import me.zhengjie.business.repository.PjRepository;
import me.zhengjie.business.service.PjService;
import me.zhengjie.business.service.dto.PjDto;
import me.zhengjie.business.service.dto.PjQueryCriteria;
import me.zhengjie.business.service.mapstruct.PjMapper;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import cn.hutool.core.util.IdUtil;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import me.zhengjie.utils.PageUtil;
import me.zhengjie.utils.QueryHelp;
import java.util.List;
import java.util.Map;
import java.io.IOException;
import javax.servlet.http.HttpServletResponse;
import java.util.ArrayList;
import java.util.LinkedHashMap;

/**
* @website https://el-admin.vip
* @description 服务实现
* @author xiahongbo
* @date 2022-08-28
**/
@Service
@RequiredArgsConstructor
public class PjServiceImpl implements PjService {

    private final PjRepository pjRepository;
    private final PjMapper pjMapper;
    private final OrderRepository orderRepository;

    @Override
    public Map<String,Object> queryAll(PjQueryCriteria criteria, Pageable pageable){
        Page<Pj> page = pjRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root,criteria,criteriaBuilder),pageable);
        return PageUtil.toPage(page.map(pjMapper::toDto));
    }

    @Override
    public List<PjDto> queryAll(PjQueryCriteria criteria){
        return pjMapper.toDto(pjRepository.findAll((root, criteriaQuery, criteriaBuilder) -> QueryHelp.getPredicate(root,criteria,criteriaBuilder)));
    }

    @Override
    @Transactional
    public PjDto findById(String bisPjId) {
        Pj pj = pjRepository.findById(bisPjId).orElseGet(Pj::new);
        ValidationUtil.isNull(pj.getBisPjId(),"Pj","bisPjId",bisPjId);
        return pjMapper.toDto(pj);
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public PjDto create(Pj resources) {
        Order order = orderRepository.findById(resources.getBisPjOrderId()).get();
        order.setBisOrderZt("9");
        orderRepository.save(order);
        resources.setBisPjId(IdUtil.simpleUUID()); 
        return pjMapper.toDto(pjRepository.save(resources));
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void update(Pj resources) {
        Pj pj = pjRepository.findById(resources.getBisPjId()).orElseGet(Pj::new);
        ValidationUtil.isNull( pj.getBisPjId(),"Pj","id",resources.getBisPjId());
        pj.copy(resources);
        pjRepository.save(pj);
    }

    @Override
    public void deleteAll(String[] ids) {
        for (String bisPjId : ids) {
            pjRepository.deleteById(bisPjId);
        }
    }

    @Override
    public void download(List<PjDto> all, HttpServletResponse response) throws IOException {
        List<Map<String, Object>> list = new ArrayList<>();
        for (PjDto pj : all) {
            Map<String,Object> map = new LinkedHashMap<>();
            list.add(map);
        }
        FileUtil.downloadExcel(list, response);
    }
}